Example usage for org.antlr.v4.runtime.misc IntervalSet toString

Introduction

In this page you can find the example usage for org.antlr.v4.runtime.misc IntervalSet toString.

Prototype

public String toString(Vocabulary vocabulary) 

Source Link

Usage

From source file:com.github.jknack.handlebars.internal.HbsErrorStrategy.java

License:Apache License

@Override
public void reportMissingToken(final Parser recognizer) {
    if (errorRecoveryMode) {
        return;/*from  w w w  .  j  av  a 2 s .c  o m*/
    }
    Token offendingToken = recognizer.getCurrentToken();
    IntervalSet expecting = getExpectedTokens(recognizer);
    String msg = expecting.toString(recognizer.getTokenNames());

    recognizer.notifyErrorListeners(offendingToken, msg, null);
}

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From source file:com.sample.JavaErrorStrategy.java

License:BSD License

/**
 * This method is called to report a syntax error which requires the removal
 * of a token from the input stream. At the time this method is called, the
 * erroneous symbol is current {@code LT(1)} symbol and has not yet been
 * removed from the input stream. When this method returns,
 * {@code recognizer} is in error recovery mode.
 *
 * <p>//from w w  w .  ja v a 2 s . c  o m
 * This method is called when {@link #singleTokenDeletion} identifies
 * single-token deletion as a viable recovery strategy for a mismatched
 * input error.
 * </p>
 *
 * <p>
 * The default implementation simply returns if the handler is already in
 * error recovery mode. Otherwise, it calls {@link #beginErrorCondition} to
 * enter error recovery mode, followed by calling
 * {@link Parser#notifyErrorListeners}.
 * </p>
 *
 * @param recognizer
 *            the parser instance
 */
protected void reportUnwantedToken(@NotNull Parser recognizer) {
    if (inErrorRecoveryMode(recognizer)) {
        return;
    }

    beginErrorCondition(recognizer);

    Token t = recognizer.getCurrentToken();
    String tokenName = getTokenErrorDisplay(t);
    IntervalSet expecting = getExpectedTokens(recognizer);
    String msg = "extraneous input " + tokenName + " expecting "
            + expecting.toString(recognizer.getTokenNames());
    recognizer.notifyErrorListeners(t, msg, null);
}

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From source file:com.sample.JavaErrorStrategy.java

License:BSD License

/**
 * This method is called to report a syntax error which requires the
 * insertion of a missing token into the input stream. At the time this
 * method is called, the missing token has not yet been inserted. When this
 * method returns, {@code recognizer} is in error recovery mode.
 *
 * <p>//  w  w w .j av a2 s. c  om
 * This method is called when {@link #singleTokenInsertion} identifies
 * single-token insertion as a viable recovery strategy for a mismatched
 * input error.
 * </p>
 *
 * <p>
 * The default implementation simply returns if the handler is already in
 * error recovery mode. Otherwise, it calls {@link #beginErrorCondition} to
 * enter error recovery mode, followed by calling
 * {@link Parser#notifyErrorListeners}.
 * </p>
 *
 * @param recognizer
 *            the parser instance
 */
protected void reportMissingToken(@NotNull Parser recognizer) {
    if (inErrorRecoveryMode(recognizer)) {
        return;
    }

    beginErrorCondition(recognizer);

    Token t = recognizer.getCurrentToken();
    IntervalSet expecting = getExpectedTokens(recognizer);
    String msg = "missing " + expecting.toString(recognizer.getTokenNames()) + " at " + getTokenErrorDisplay(t);

    recognizer.notifyErrorListeners(t, msg, null);
}

---

From source file:de.up.ling.irtg.codec.ExceptionErrorStrategy.java

@Override
public void reportMissingToken(Parser recognizer) {
    beginErrorCondition(recognizer);//ww  w  .  j ava 2  s  .c om
    Token t = recognizer.getCurrentToken();
    IntervalSet expecting = getExpectedTokens(recognizer);
    String msg = getTokenPosition(t) + ": missing " + expecting.toString(recognizer.getTokenNames()) + " at "
            + getTokenErrorDisplay(t);
    throw new RecognitionException(msg, recognizer, recognizer.getInputStream(), recognizer.getContext());
}

---

From source file:de.up.ling.irtg.codec.ExceptionErrorStrategy.java

@Override
protected void reportNoViableAlternative(Parser parser, NoViableAltException nvae) {
    Token t = parser.getCurrentToken();/*ww w. ja v  a2s. c  o  m*/
    IntervalSet expecting = getExpectedTokens(parser);
    String msg = getTokenPosition(t) + ": no viable alternative: " + expecting.toString(parser.getTokenNames())
            + " at " + getTokenErrorDisplay(t);
    throw new RecognitionException(msg, parser, parser.getInputStream(), parser.getContext());
}

---

From source file:de.up.ling.irtg.codec.ExceptionErrorStrategy.java

@Override
protected void reportFailedPredicate(Parser parser, FailedPredicateException fpe) {
    Token t = parser.getCurrentToken();/*from   ww  w.j a  va 2  s  .c o m*/
    IntervalSet expecting = getExpectedTokens(parser);
    String msg = getTokenPosition(t) + ": failed predicate '" + fpe.getMessage() + "': "
            + expecting.toString(parser.getTokenNames()) + " at " + getTokenErrorDisplay(t);
    throw new RecognitionException(msg, parser, parser.getInputStream(), parser.getContext());
}

---

From source file:de.up.ling.irtg.codec.ExceptionErrorStrategy.java

@Override
protected void reportUnwantedToken(Parser parser) {
    Token t = parser.getCurrentToken();/*  w  w w  .  j  av a 2s  .co  m*/
    IntervalSet expecting = getExpectedTokens(parser);
    String msg = getTokenPosition(t) + ": expected token " + expecting.toString(parser.getTokenNames())
            + ", but got " + getTokenErrorDisplay(t) + ".";
    throw new RecognitionException(msg, parser, parser.getInputStream(), parser.getContext());
}

---

From source file:net.openchrom.xxd.processor.supplier.rscripting.ui.editor.RErrorStrategy.java

License:Open Source License

/**
 * This is called by {@link #reportError} when the exception is a
 * {@link FailedPredicateException}./*from   www  .  jav a 2s .c  o  m*/
 *
 * @see #reportError
 *
 * @param recognizer
 *            the parser instance
 * @param e
 *            the recognition exception
 */
protected void reportUnwantedToken(@NotNull Parser recognizer) {

    if (inErrorRecoveryMode(recognizer)) {
        return;
    }
    beginErrorCondition(recognizer);
    Token t = recognizer.getCurrentToken();
    String tokenName = getTokenErrorDisplay(t);
    IntervalSet expecting = getExpectedTokens(recognizer);
    String msg = "extraneous input " + tokenName + " expecting the following symbols: " + "\n"
            + expecting.toString(recognizer.getTokenNames());
    recognizer.notifyErrorListeners(t, msg, null);
}

---

From source file:net.openchrom.xxd.processor.supplier.rscripting.ui.editor.RErrorStrategy.java

License:Open Source License

/**
 * This method is called to report a syntax error which requires the
 * insertion of a missing token into the input stream. At the time this
 * method is called, the missing token has not yet been inserted. When this
 * method returns, {@code recognizer} is in error recovery mode.
 *
 * <p>/*from  w ww  .jav a2s.com*/
 * This method is called when {@link #singleTokenInsertion} identifies
 * single-token insertion as a viable recovery strategy for a mismatched
 * input error.
 * </p>
 *
 * <p>
 * The default implementation simply returns if the handler is already in
 * error recovery mode. Otherwise, it calls {@link #beginErrorCondition} to
 * enter error recovery mode, followed by calling
 * {@link Parser#notifyErrorListeners}.
 * </p>
 *
 * @param recognizer
 *            the parser instance
 */
protected void reportMissingToken(@NotNull Parser recognizer) {

    if (inErrorRecoveryMode(recognizer)) {
        return;
    }
    beginErrorCondition(recognizer);
    Token t = recognizer.getCurrentToken();
    IntervalSet expecting = getExpectedTokens(recognizer);
    String msg = "missing " + expecting.toString(recognizer.getTokenNames()) + " at " + getTokenErrorDisplay(t);
    recognizer.notifyErrorListeners(t, msg, null);
}

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From source file:org.ballerinalang.composer.service.workspace.rest.datamodel.BallerinaComposerErrorStrategy.java

License:Open Source License

@Override
public void reportMissingToken(Parser parser) {
    Token token = parser.getCurrentToken();
    IntervalSet expecting = getExpectedTokens(parser);
    Token missingSymbol = getMissingSymbol(parser);
    int line = missingSymbol.getLine();
    int position = getMissingSymbol(parser).getCharPositionInLine();
    String missingToken = expecting.toString(parser.getVocabulary());
    String msg = getSourceLocation(parser, line, position) + "missing " + missingToken + " before "
            + getTokenErrorDisplay(token);
    errorTokens.add(createError(line, position, msg));
}

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